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source: orxonox.OLD/trunk/src/lib/sound/sound_source.cc @ 6200

Last change on this file since 6200 was 6142, checked in by bensch, 19 years ago

orxonox/trunk: merge the ObjectManager to the trunk
merged with command:
svn merge -r6082:HEAD objectmanager/ ../trunk/

conflicts resolution was easy this time :)
but specially merged the world to network_world

File size: 2.5 KB
Line 
1/*
2   orxonox - the future of 3D-vertical-scrollers
3
4   Copyright (C) 2004 orx
5
6   This program is free software; you can redistribute it and/or modify
7   it under the terms of the GNU General Public License as published by
8   the Free Software Foundation; either version 2, or (at your option)
9   any later version.
10
11   ### File Specific:
12   main-programmer: Benjamin Grauer
13   co-programmer: ...
14*/
15
16#define DEBUG_SPECIAL_MODULE DEBUG_MODULE_SOUND
17
18#include "sound_source.h"
19#include "sound_engine.h"
20
21#include "alincl.h"
22#include "compiler.h"
23
24using namespace std;
25
26/**
27 *  creates a SoundSource at position sourceNode with the SoundBuffer buffer
28 */
29SoundSource::SoundSource(const PNode* sourceNode, const SoundBuffer* buffer)
30{
31  this->setClassID(CL_SOUND_SOURCE, "SoundSource");
32
33  ALenum result;
34
35  // adding the Source to the SourcesList of the SoundEngine
36  this->buffer = buffer;
37  this->sourceNode = sourceNode;
38
39  this->sourceID = 0;
40  this->bPlay = false;
41}
42
43/**
44 *  deletes a SoundSource
45 */
46SoundSource::~SoundSource()
47{
48  SoundEngine::getInstance()->pushALSource(this->sourceID);
49}
50
51/**
52 *  Plays back a SoundSource
53 */
54void SoundSource::play()
55{
56  if (this->sourceID == 0)
57    SoundEngine::getInstance()->popALSource(this->sourceID);
58  alSourcePlay(this->sourceID);
59  this->bPlay = true;
60}
61
62/**
63 * Plays back buffer on this Source
64 * @param buffer the buffer to play back on this Source
65 */
66void SoundSource::play(const SoundBuffer* buffer)
67{
68  if (unlikely(this->sourceID == 0))
69    SoundEngine::getInstance()->popALSource(this->sourceID);
70
71  alSourceStop(this->sourceID);
72  alSourcei (this->sourceID, AL_BUFFER, buffer->getID());
73  alSourcePlay(this->sourceID);
74
75  if (unlikely(this->buffer != NULL))
76    alSourcei (this->sourceID, AL_BUFFER, this->buffer->getID());
77  this->bPlay = true;
78}
79
80/**
81 *  Stops playback of a SoundSource
82 */
83void SoundSource::stop()
84{
85  this->bPlay = false;
86  alSourceStop(this->sourceID);
87  SoundEngine::getInstance()->pushALSource(this->sourceID);
88}
89
90/**
91 *  Pauses Playback of a SoundSource
92 */
93void SoundSource::pause()
94{
95  alSourcePause(this->sourceID);
96}
97
98/**
99 *  Rewinds Playback of a SoundSource
100 */
101void SoundSource::rewind()
102{
103  alSourceRewind(this->sourceID);
104}
105
106/**
107 *  sets the RolloffFactor of the Sound emitted from the SoundSource
108 * @param rolloffFactor The Factor described
109
110   this tells openAL how fast the Sounds decay outward from the Source
111 */
112void SoundSource::setRolloffFactor(ALfloat rolloffFactor)
113{
114  alSourcef(this->sourceID, AL_ROLLOFF_FACTOR, rolloffFactor);
115}
116
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